* {
    margin: 0;
    padding: 0;
}

li {
    list-style-type: none;
}

.tab {
    width: 100%;
    margin: 0 0;
}

.tab_list {
    height: 39px;
    border: 1px solid #ccc;
    background-color: #f1f1f1;
}

.tab_list li {
    float: left;
    height: 39px;
    line-height: 39px;
    text-align: center;
    cursor: pointer;
}

.tab_list .current {
    background-color: #c81623;
    color: #fff;
}


/* .tab_con {
    position: relative;
} */

.item {
    /* position: absolute;
    left: 0; */
    display: none;
}

.item img {
    width: 100%;
}

@media screen and (min-width: 768px) {
    .tab {
        width: 80%;
        margin: 0;
    }
}